From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Outline of the development and testing progress of a cotton fabric cone clutch.
| Identifier | ExFiles\Box 74\2\ scan0121 | |
| Date | 15th April 1912 | |
| Mr Johnson. April 15th. 1912 TBB9/L15412. [Handwritten diagonally] File T.R. Cone Clutch Re cotton fabric cone clutches. ----------------- With reference to your attached note, the following is an outline of the progress of this clutch through its various stages. Single band of cotton belting ----------------------------- [Stamped] BOXFEA Nov. 1st. After having discussed the cone clutch fitted with cotton belting in segments the Committee agreed that Mr Nadin should obtain some fabric made in one piece to suit the cone. Dec. 6th. Mr Nadin submitted to Committee a sample cone on these lines, but owing to the badly made joint we agreed that it should be returned to the makers for correction. Dec. 14th. A further sample was submitted to Committee in which the joint had been improved but was not yet quite satisfactory. We agreed however to test this sample. Dec. 18th. The above sample was sent to Mr Wormald by Mr Bailey. Jan. 4th. The sample was fitted and passed on to Test Dept. Jan 17th. Mr Platford reported to Committee that the [Left margin, vertical] X358 | ||